3WL1240-2FB77-4GA4-ZC20K07R21R55T40

Product ID:164933
Updated: 2026/4/25
Siemens 3WL1240-2FB77-4GA4-ZC20K07R21R55T40

Key Features

  • 1Handle up to 4000A for robust industrial power management. 2、Meet international IEC standards for safety and operational efficiency. 3、Utilize a secure 4-pole design for reliable three-phase system protection. 4、Enable easy withdrawal and installation with the integrated guide frame. 5、Ensure safe operation with Icu=100kA overcurrent protection at 500V.
Product Details
3WL1240-2FB77-4GA4-ZC20K07R21R55T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2FB77-4GA4-ZC20K07R21R55T40

Specifications may be subject to change without notice